import org.apache.log4j.Logger;

/**
 * @Author:liruo
 * @Date:2023-02-01-23:12:36
 * @Desc
 */
public class App {
    public static void main(String[] args) {
        Logger logger = Logger.getLogger(App.class);
        logger.fatal("fatal");
        logger.error("error");
        logger.warn("warn");
        logger.info("info");
        logger.debug("debug");
        logger.trace("trace");
    }
}
